| Official Name: | Vidyapati Nagar |
| Settlement Type: | Village |
| Pushpin Map: | India |
| Pushpin Label Position: | right |
| Subdivision Type: | Country |
| Subdivision Name: | India |
| Subdivision Type1: | State |
| Subdivision Name1: | Bihar |
| Subdivision Type2: | District |
| Subdivision Name2: | Samastipur district |
| Subdivision Type3: | Parliamentary constituency |
| Subdivision Name3: | Ujiarpur |
| Subdivision Type4: | Assembly constituency |
| Subdivision Name4: | Sarairanjan |
| Unit Pref: | Metric |
| Population As Of: | 2011 |
| Population Total: | 122244 |
| Timezone: | IST |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi[1] |
| Demographics1 Title2: | Additional official |
| Demographics1 Info2: | Urdu[2] |
| Utc Offset: | +5.30 |
| Coordinates: | 25.8629°N 85.7811°W |
| Postal Code Type: | PIN |
| Postal Code: | 848503 |
| Area Code: | STD Code 06278 |
Vidyapati Nagar is a village in the Samastipur district, in Bihar, India. It is named after the notable Maithili-language poet Vidyapati.[3] Vidyapati Nagar is within the Darbhanga division of the district.
Vidyapati Nagar is located 35 km south of the district headquarters of Samastipur and 82 km west of the state capital, Patna. Bachhwara and Mansurchak to the east of Vidyapati Nagar, with Dalsinghsarai lies to the north, and Mohiuddinagar to the west. The closest cities are: Dalsinghsarai, Barh, Mokameh and Mokama.
The local languages are Maithili, Urdu and Hindi. According to the 2011 census, the population was 122,244, with 51.8% male. The city contains 29 villages organized into 15 panchayats, for a total of 20,708 houses.